1101100100047 has 2 divisors, whose sum is σ = 1101100100048. Its totient is φ = 1101100100046.

The previous prime is 1101100099997. The next prime is 1101100100083. The reversal of 1101100100047 is 7400010011011.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1101100100047 - 2²⁷ = 1100965882319 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1101100100047.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101100100147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550550050023 + 550550050024.

It is an arithmetic number, because the mean of its divisors is an integer number (550550050024).

Almost surely, 2^{1101100100047} is an apocalyptic number.

1101100100047 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101100100047 is an equidigital number, since it uses as much as digits as its factorization.

1101100100047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28, while the sum is 16.

Adding to 1101100100047 its reverse (7400010011011), we get a palindrome (8501110111058).

The spelling of 1101100100047 in words is "one trillion, one hundred one billion, one hundred million, one hundred thousand, forty-seven".